Cashews

These nuts are an excellent source of zinc, a power nutrient that’s a known T-booster in men, specifically because it “blocks the enzyme that converts testosterone to estrogen,” explains Scritchfield. “The zinc content in the prostate gland and sperm is higher than in any other body tissues,” she adds. What’s more, this dense snack has the lowest fat percentage out of any nut and contains an excellent source of copper.